Please could anyone help me out with this?

Question

I need the code to show me. the number of letters I type. It's the JavaScript that I'm focusing on.

For example, if I type "belch", it should show me $5. The code is attached below. Please help me of you can.
https://code.sololearn.com/W69UMNd6A8U1/?ref=app

Answer 1

onkeyup="display(this)"

var cost = document.getElementById('cost');

function display(el) {
cost.innerHTML = "quot; + el.value.length;
}

Answer 2

I've already gotten that. Thanks. I just put the cost variable definition and ask that into the display function and it worked perfectly. Check it out
https://code.sololearn.com/W69UMNd6A8U1/?ref=app

Answer 3

can it be name.value.length?

Answer 4

Must it be el or the el here is just standing for a variable?

Answer 5

Don't multiply with *2